import Vue from 'vue'
import store from './store'

import NProgress from 'nprogress' // progress bar
import '@/components/NProgress/nprogress.less' // progress bar custom style
import notification from 'ant-design-vue/es/notification'
import { setDocumentTitle, domTitle } from '@/utils/domUtil'
import { ACCESS_TOKEN } from '@/store/mutation-types'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['login', 'register', 'registerResult'] // no redirect whitelist
const defaultRoutePath = '/dashboard/workplace'
export function beforeRouter(router) {
  router.beforeEach((to, from, next) => {
    NProgress.start() // start progress bar
    to.meta && typeof to.meta.title !== 'undefined' && setDocumentTitle(`${to.meta.title} - ${domTitle}`)
    if (Vue.ls.get(ACCESS_TOKEN)) {
      /* has token */
      if (to.path === '/user/login') {
        next({ path: defaultRoutePath })
        NProgress.done()
      } else {
        if (store.getters.roles.length === 0) {
          store
            .dispatch('GetInfo')
            .then((res) => {
              const roles = res.result && res.result.role
              store.dispatch('GenerateRoutes', { roles }).then(() => {
                // 根据roles权限生成可访问的路由表
                // 动态添加可访问路由表
                router.addRoutes(store.getters.addRouters)
                // 请求带有 redirect 重定向时，登录自动重定向到该地址
                const redirect = decodeURIComponent(from.query.redirect || to.path)
                if (to.path === redirect) {
                  // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
                  next({ ...to, replace: true })
                } else {
                  // 跳转到目的路由
                  next({ path: redirect })
                }
              })
            })
            .catch(() => {
              notification.error({
                message: '错误',
                description: '请求用户信息失败，请重试'
              })
              store.dispatch('Logout').then(() => {
                next({ path: '/user/login', query: { redirect: to.fullPath } })
              })
            })
        } else {
          next()
        }
      }
    } else {
      if (whiteList.includes(to.name)) {
        // 在免登录白名单，直接进入
        next()
      } else {
        next({ path: '/user/login', query: { redirect: to.fullPath } })
        NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
      }
    }
  })
}
export function afterRouter(router) {
  router.afterEach(() => {
    NProgress.done() // finish progress bar
  })
}
